Geophysical Research Network operating in the

Aragats Space Environmental Center

A. Chilingaryan1, K. Arakelyan1, S. Chilingarian2, A. Reymers1

1 A. Alikhanian National Laboratory, Armenia2 A. Alikhanian National Laboratory and Karlsruhe Institute of Technology, Germany

Aragats Station

Altitude 3200m above sea level. Geographical coordinates is 40o28'N, 44o10'E, RC=7.1GV

15 Monitors at Aragats

AMMM

SEVANCube

Stand_3cmStand

ElectricField

WeatherStation

LightningDetector

Magnetic and Telluric Filed

NaI(Tl)

Geiger Antenna

Aragats high altitude research station• Total number of monitors at station – 15• Number of physical channels – 200.• Number of software channels – 581.• Type of measurements – Cosmic ray fluxes, Geomagnetic field, Electrical field,

Lightning types and distances, Weather parameters.• Type of Detectors – Organic and inorganic scintillatiors (Plastic and NaI crystal),

Geiger and Proportional counters, Fluxgate, Electrical field mills, Direction-finding antenna, other sensors.

Measured parameters of the Cosmic ray fluxes: • Electrons and muons with energy thresholds – 2,4,7,9,12,15,18,25,35,100 MeV.• High energy muons with energy > 5GeV; > 250MeV.• Gamma Rays.• Thermal and MeV neutrons.• Extensive Air shower corresponding to primary energies 100-200 TeV.• Horizontal muons within acceptance of 0 +/- 0.5 degree. • Histograms of energy deposits.• Event selection according to chosen triggering conditions; possibility to change

scale of time series from 1 second to 1 minute.

Nor-Amberd StationAltitude 2000m above sea level. Geographical coordinates is 40o22'N, 44o15'E , RC=7.1GV

SEVAN

9 Monitors at Nor-Amberd

Magnetic Filed Electric FieldWeather Station LightningDetector

Geiger

Monitors located at Nor-Amberd station

• Total number of monitors at station – 9.• Number of physical channels – 59.• Number of software channels – 384.• Type of measurements – Cosmic ray fluxes, Geomagnetic field, Electrical field,

Lightning types and distances, Weather parameters.• Type of Detectors – Scintillatiors, Proportional and Geiger counters, Fluxgate,

Electrical field mill, Direction-finding antenna, other sensors.Measured parameters of Cosmic ray fluxes: • Electrons and muons with energy threshold – 10, 15 MeV.• Muons with energy > 350MeV; 12 angular bins of the arriving muons• Gamma rays.• Thermal and MeV neutrons.• 1-minute histograms of energy deposits. • Flexible system of different event selection according to chosen triggering

conditions; possibility to change scale of time series from 1 second to 1 minute

Yerevan headquarters Altitude 1000m above sea level. Geographical coordinates is 40o22'N, 44o15'E, RC=7.1GV

SEVAN

Cube_3cm

Monitors at Yerevan headquarters

ElectricField

LightningDetector

• Total number of monitors at station – 4.• Number of physical channels – 14.• Number of software channels – 79.• Type of measurements – Cosmic ray fluxes, Electrical

field, Lightning types and distances, Weather parameters

• Type of Detectors – Plastic scintillatiors, NaI crystal, Electrical field mill, Direction-finding antenna, other sensors.

Measured parameters of Cosmic ray fluxes: • Electrons and muons with energy threshold – 7, 15,

20 MeV MeV.• Muons with energy > 250MeV• Neutrons and Gamma rays.Other Features:• 1-minute histograms of energy deposits. • Flexible system of different event selection according

to chosen triggering conditions; possibility to change scale of time series from 1 second to 1 minute

Bulgaria, Mt. Musala, 42°10'45"N, 23°35'8"E, 2925m asl

Croatia, Zagreb, 45°49'7"N, 15°58'30"E160m asl

India, Jawaharlal Nehru University, 28°32'26"N, 077°09'46"E, 258m asl

SEVAN Monitors abroad

At this moment, geophysical research network consist from 31 monitors, 342 physical channels and 1063 software channels.

Data size of ASEC GP network

Advanced Data Extraction Infrastructure (ADEI)http://adei.crd.yerphi.am